CN211900873U - Near-ground wind power generation device - Google Patents

Near-ground wind power generation device Download PDF

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Publication number
CN211900873U
CN211900873U CN201922200182.8U CN201922200182U CN211900873U CN 211900873 U CN211900873 U CN 211900873U CN 201922200182 U CN201922200182 U CN 201922200182U CN 211900873 U CN211900873 U CN 211900873U
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outer rotor
circular plate
wind
face
wind power
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CN201922200182.8U
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Chinese (zh)
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王国霞
张铁
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/728—Onshore wind turbines

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Abstract

A near-ground wind power generation device comprises an air box, an outer rotor generator and a wind wheel; the outer rotor generator is arranged in the wind box in a matching manner, and the wind wheel is fixedly arranged on an outer rotor of the outer rotor generator; an air inlet with an adjustable opening size is formed in the air box; the wind wheel is composed of a circular plate and fan blades, the circular plate is fixedly installed on the outer rotor of the outer rotor generator, the plate surface of the circular plate is axially and vertically arranged with the outer rotor, and the fan blades are fixedly and uniformly distributed along the plate surface of the circular plate. Has the advantages that: the device is arranged close to the ground, is convenient to fix and install, can be installed on mobile facilities such as vehicles and the like, can also be installed on the tops of fixed buildings such as houses and the like for use, and has wide application range and high utilization rate; through the arrangement of the air box and the wind wheel, the generator can be driven to generate electricity through the wind wheel as long as airflow enters the air box, the utilization rate of the airflow and the wind power is good, and the generating efficiency is high.

Description

Near-ground wind power generation device
Technical Field
The utility model particularly relates to a wind power generation set.
Background
The existing wind power generation equipment is large-scale fixed wind power generation equipment arranged on the basis of a wind field, and few miniature simple and convenient near-ground power generation devices exist, and the reason is that: on one hand, the wind power is not stable under the influence of factors such as terrain, buildings and the like on the ground due to the limitation of a field; on the other hand, the whole industry lacks mature equipment and devices capable of generating electricity by using near-ground wind power under the influence of technical cost.
In the modern society, along with the high-speed development of electronic and electrical science and technology, people increasingly rely on electronic and electrical equipment, so a large amount of mobile power supplies, temporary generators and the like are required for providing electric quantity, however, both storage batteries and fuel generators can generate a large amount of pollution, and the increase of the use times can also cause environmental pollution. The wind power generation is a very clean power generation mode, and reasonably utilizes airflow to generate power according to the law of near-ground wind and the law of airflow generated in human behavior activities, namely a new wind power generation mode which can be used for replacing the existing power generation device with pollution.
Disclosure of Invention
The utility model aims at solving the problem of how to carry out wind power generation according to the law of the near-ground wind and the law of the generated air current in the human action activity, and providing a near-ground wind power generation device.
In order to realize the purpose, the utility model discloses the technical scheme who adopts sets up one kind and can control the intake size and control the bellows of wind-force circulation to set up an external rotor generator according to wind-force circulation route in the bellows, the last installation of external rotor generator sets up the wind wheel device that is used for receiving conversion wind-force specially, utilizes the plectane and the fan blade structure of wind wheel, makes wind-force drive external rotor generator operation electricity generation.
The utility model discloses a near-ground wind power generation device comprises an air box, an outer rotor generator and a wind wheel; the outer rotor generator is arranged in the wind box in a matching manner, and the wind wheel is fixedly arranged on an outer rotor of the outer rotor generator; an air inlet with an adjustable opening size is formed in the air box; the wind wheel is composed of a circular plate and fan blades, the circular plate is fixedly installed on an outer rotor shell of the outer rotor generator, the plate surface of the circular plate is axially and vertically arranged with the outer rotor, and the fan blades are fixedly and uniformly distributed along the plate surface of the circular plate.
The air box is of a rectangular structure, and the air inlets are respectively formed in the front end face, the rear end face, the top face and the bottom face of the air box.
The air box is characterized in that the air inlet is formed in the half area of the front end face of the air box along the upper part, the air inlet is formed in the half area of the rear end face along the lower part, the air inlet is formed in the one-third area of the top face along the front side, and the air inlet is formed in the one-third area of the bottom face along the rear side.
The air inlet of the air box is provided with a wind shield, one edge of the wind shield is movably connected with one edge of the air inlet at the front end face or the rear end face, and a pressure rod is arranged between the wind shield and the box body of the air box.
One end of the pressure rod is movably connected to the wind shield, and the other end of the pressure rod is movably connected to the end face, opposite to the air inlet, of the wind shield.
The width of the wind wheel is arranged along the length of the outer rotor generator in an equal amount.
The center of the circular plate is provided with a center hole which is matched with the outer rotor of the outer rotor generator to be installed, and the circular plate is installed with the outer rotor concentric circle through the center hole.
Both sides face of the circular plate is provided with fan blades.
The fan blade is of a curved surface structure, the curved surface of the fan blade is perpendicular to the circular plate, and the chord opening of the curved surface and the circular plate are arranged at an angle of 0-90 degrees in the radial direction, including 30 degrees, 45 degrees and 46 degrees.
And an air vent is reserved between the fan blades on the circular plate and the outer rotor shell of the outer rotor generator.
The beneficial effects of the utility model reside in that: the device is arranged close to the ground, is convenient to fix and install, can be arranged on the ground or the top of a fixed building such as a house and the like for use, and has wide application range and high utilization rate; through the arrangement of the air box and the wind wheel, the generator can be driven to generate electricity through the wind wheel as long as airflow enters the air box, the utilization rate of the airflow and the wind power is good, and the generating efficiency is high.
Drawings
FIG. 1 is a schematic diagram of a transverse cross-sectional structure of the present invention;
FIG. 2 is a schematic diagram of the longitudinal section structure of the present invention;
FIG. 3 is a schematic structural view of the front side box body of the present invention;
FIG. 4 is a schematic structural view of the rear box body of the present invention;
FIG. 5 is a schematic front view of the wind wheel structure of the present invention;
FIG. 6 is a schematic side view of the wind wheel structure of the present invention;
fig. 7 is a first structural schematic diagram of embodiment 2 of the present invention;
fig. 8 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 9 is a third schematic structural diagram of embodiment 2 of the present invention;
in the drawings: the wind box comprises a wind box 1, a front end face a, a rear end face b, a top face c, a bottom face d, an air inlet 11, a wind shield 12, a pressure rod 13, an outer rotor generator 2, an outer rotor 21, an inner stator 22, a wind wheel 3, a circular plate 31, a central hole 311, fan blades 32, a ventilation opening 321, a gearbox 4, an input shaft 41, an output shaft 42, a generator 5 and a generator power shaft 51.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail with reference to the embodiments.
As shown in the attached drawings 1-6, the near-ground wind power generation device of the utility model comprises an air box 1, an outer rotor generator 2 and an air wheel 3; the outer rotor generator 2 is arranged in the air box 1 in a matching way, and the wind wheel 3 is fixedly arranged on an outer rotor 21 of the outer rotor generator 2; an air inlet 11 with an adjustable opening is formed in the air box 1; the wind wheel 3 is composed of a circular plate 31 and fan blades 32, the circular plate 31 is fixedly installed on a shell of the outer rotor 21 of the outer rotor generator 2, a plate surface 312 of the circular plate 31 is axially and vertically arranged with the outer rotor 21, and the fan blades 32 are fixedly and uniformly distributed along the plate surface 312 of the circular plate 31.
The air box 1 is of a rectangular structure, and the air inlets 11 are respectively formed in the front end face a, the rear end face b, the top face c and the bottom face d of the air box 1.
The front end face a of the air box 1 is an air inlet 11 along the half area of the upper part, the rear end face b is the air inlet 11 along the half area of the lower part, the top face c is the air inlet 11 along the one third area of the front side, and the bottom face d is the air inlet 11 along the one third area of the rear side.
A wind shield 12 is installed on an air inlet 11 of the air box 1, one edge of the wind shield 12 is movably installed and connected with one edge of the air inlet 11 at the front end face a or the rear end face b, and a pressure rod 13 is installed between the wind shield 12 and a box body of the air box 1.
One end of the pressure rod 13 is movably connected to the wind shield 12, and the other end is movably connected to the end face of the wind shield 12 opposite to the air inlet 11.
The width of the wind wheel 3 is equally arranged along the length of the outer rotor 21 of the outer rotor generator 2.
The center of the circular plate 31 is provided with a center hole 311 fitted with the outer rotor 21 of the outer rotor generator 2, and the circular plate 31 is concentrically installed with the outer rotor 21 through the center hole 311.
The two side plate surfaces 312 of the circular plate 31 are provided with fan blades 32.
The fan blade 32 is of a curved surface structure, the curved surface of the fan blade 32 is perpendicular to the circular plate, and the chord opening of the curved surface and the circular plate 31 are radially arranged at 0-90 degrees, including 30 degrees, 45 degrees and 46 degrees.
An air inlet 321 is reserved between the fan blade 32 on the circular plate 31 and the outer rotor 21 shell of the outer rotor generator 2.
Example 1
The utility model discloses nearly ground wind power generation set's installation and theory of operation:
as shown in fig. 1-6, the outer rotor generator 2 is transversely installed in the air box 1, the outer rotor generator 2 is installed on the wall of the air box 1 at both sides through both ends of the inner stator 22, and the outer rotor 21 of the outer rotor generator 2 is installed on the inner stator 22; the wind wheel 3 is arranged on the outer rotor 21 of the outer rotor generator 2, the whole structure is also positioned in the wind box 1, the circular plate 31 of the wind wheel 3 is arranged concentrically with the outer rotor 21 through the central hole 311, the plate surface 312 is perpendicular to the outer rotor 21 and can rotate along with the outer rotor 21, the fan blade 32 on the wind wheel 3 is perpendicularly arranged on the plate surface 312, the chord opening of the curved surface of the fan blade 32 is arranged at 45 degrees along the radial direction of the circular plate 31, namely, the chord opening is arranged at 45 degrees along the circular section of the outer wall of the. The front end face a of the air box 1 is a windward side, the rear end face b is a leeward side, the upper portion of the front end face a and the front side of the top face c are provided with air inlets 11, the lower portion of the rear end face b and the lower side of the bottom face d are provided with the air inlets 11, the upper corner of the windward side and the lower corner of the leeward side of the whole rectangular air box 1 are equivalently provided with the air inlets 11 respectively, the air inlets 11 at the front end face a or the rear end face b are provided with movable wind shields 12 capable of being opened and closed, and the sizes of the openings of the.
The power generation principle is as follows: the utility model discloses nearly ground wind power generation set can fixed mounting on common nearly ground fixed equipment or building, uses as independent power supply unit. When the wind box is fixed, the front end face a of the wind box 1 needs to be installed upwind, airflow is blown in through the air inlets 11 at the upper corners of the upwind face and blown out from the air inlets 11 at the lower corners of the leeward face to form an airflow channel, in the process of airflow flowing from the wind box 1, the airflow is blown in from the wind wheel 3 and flows along the curved surface of the fan blade 32 of the wind wheel 3, wind pressure acts on the curved surface of the fan blade 32 of the wind wheel 3 to drive the wind wheel 3 to rotate, so that the outer rotor 21 of the outer rotor generator 2 is driven to rotate to operate, the outer rotor generator 2 starts to generate. An air inlet 321 is reserved between the fan blade 32 on the circular plate 31 of the wind wheel 3 and the outer rotor 21 of the outer rotor generator 2, so that the airflow passing between the two fan blades 32 can be accelerated to pass through. The wind shield 12 on the wind inlet 11 of the wind box 1 is used for controlling the air intake, so that the overload operation of the outer rotor generator 2 when the wind power is too large is avoided, a pressure rod 13 arranged between the wind shield 12 and the box body of the wind box 1 is provided with certain pressure according to the wind power and the air intake, when the wind power acted on the wind shield 12 is larger than the pressure of the pressure rod 13, the overload operation of the outer rotor generator 2 can be caused when the air intake is too large, at the moment, the wind shield 12 can be closed on the wind inlet 11 of the front end face a, only the wind inlet 11 at the top face c is left, the air intake is reduced, and the purpose of protecting the. If the utility model discloses nearly ground wind power generation set installs and uses on fixed equipment, and the air intake 11 of going up the corner and the air intake 11 of lower corner are located two relative directions respectively, and the wind of two directions all can be utilized, blows in from the back that the wind that blows in can follow the air intake 11 of lower corner, blows out from the air intake 11 of last corner.
Example 2
As shown in fig. 7-9, a near-ground wind power generation device with a speed change mechanism comprises a wind box 1, a wind wheel 3, a gearbox 4 and a generator 5; the gearbox 4 is fixedly matched and installed with the air box 1, and an input shaft 41 of the gearbox 4 is matched and installed in the air box 1; the wind wheel 3 consists of a circular plate 31 and fan blades 32, the circular plate 31 is fixedly arranged on an input shaft 41 of the gearbox 4 in the wind box 1, the plate surface 312 of the circular plate 31 is vertically arranged along the axial direction of the input shaft 41 of the gearbox 4, and the fan blades 32 are fixedly and uniformly distributed along the plate surface 312 of the circular plate 31; the generator 5 is fixedly matched and installed with the gearbox 4, and a generator power shaft 51 of the generator 5 is in transmission matching with an output shaft 42 of the gearbox 4.
The width of the wind wheel 3 is equally arranged along the length of the input shaft 41 of the gearbox 4 in the wind box 1.
The center of the circular plate 31 is provided with a center hole 311 fitted to the input shaft 41 of the transmission case 4, and the circular plate 31 is concentrically mounted to the input shaft 41 of the transmission case 4 through the center hole 311.
The two side plate surfaces 312 of the circular plate 31 are provided with fan blades 32.
An air inlet 321 is reserved between the fan blade 32 on the circular plate 31 and the input shaft 41 of the gearbox 4.
As shown in figure 7, the gearbox 4 is arranged along the side end of the input shaft 41, the gearbox 4 and the generator 5 are fixedly arranged outside the wind box 1, and the wind box 1 can be arranged independently.
As shown in figure 8, the gearbox 4 is arranged along the side end of the input shaft 41, and the gearbox 4 and the generator 5 are fixedly arranged on the inner side edge of the wind box 1.
As shown in fig. 9, the gearbox 4 is provided with two input shafts 41 along the left and right sides, the wind wheels 3 are respectively installed on the two input shafts 41, the output shaft 42 of the gearbox 4 is arranged at 90 degrees with the input shaft 41, and the generator 5 is fixedly installed at the upper side or the lower side inside the wind box 1.
The working principle of the near-ground wind power generation device with the speed change mechanism is that the wind wheel 3 is driven to rotate by airflow entering the air box 1, the wind wheel 3 drives the input shaft 41 of the gearbox 4 to rotate, the input shaft 41 of the gearbox 4 drives the output shaft 42 to rotate, and the output shaft 42 of the gearbox 4 drives the power shaft 51 of the generator to rotate, so that the engine 5 is driven to generate electricity. The advantages are that: the output rotating speed can be increased through the transmission matching of the input shaft 41 and the output shaft 42 of the gearbox 4, so that the output power is increased; the engine 5 driven by the output shaft 42 of the gearbox 4 is not limited by types, and can be various generators capable of being driven by the output shaft 42 of the gearbox 4, so that the application range of the generator 5 is expanded; the above-mentioned device shown in fig. 8 and 9, integrating the gearbox 4 and the generator 5 into the wind box 1, can achieve the miniaturization of the device, and is more beneficial to installation, arrangement, transportation and carrying.

Claims (10)

1. A near-ground wind power generation device is characterized in that: comprises an air box (1), an outer rotor generator (2) and a wind wheel (3); the outer rotor generator (2) is arranged in the air box (1) in a matching mode, and the wind wheel (3) is fixedly arranged on an outer rotor (21) of the outer rotor generator (2); an air inlet (11) with an adjustable opening size is formed in the air box (1); the wind wheel (3) is composed of a circular plate (31) and fan blades (32), the circular plate (31) is fixedly installed on a shell of an outer rotor (21) of the outer rotor generator (2), a plate surface (312) of the circular plate (31) is axially and vertically arranged with the outer rotor (21), and the fan blades (32) are fixedly and uniformly distributed along the plate surface (312) of the circular plate (31).
2. The near-ground wind power plant of claim 1, wherein: the air box (1) is of a rectangular structure, and the air inlets (11) are respectively formed in the front end face (a), the rear end face (b), the top face (c) and the bottom face (d) of the air box (1).
3. The near-ground wind power plant of claim 1, wherein: the air box is characterized in that the front end face (a) of the air box (1) is an air inlet (11) along the half area of the upper part, the rear end face (b) is the air inlet (11) along the half area of the lower part, the top face (c) is the air inlet (11) along the one third area of the front side, and the bottom face (d) is the air inlet (11) along the one third area of the rear side.
4. The near-ground wind power plant of claim 2, wherein: a wind shield (12) is installed on an air inlet (11) of the air box (1), one edge of the wind shield (12) is movably installed and connected with one edge of the air inlet (11) at the front end face (a) or the rear end face (b), and a pressure rod (13) is installed between the wind shield (12) and the box body of the air box (1).
5. The near-ground wind power plant of claim 4, wherein: one end of the pressure rod (13) is movably connected to the wind shield (12), and the other end of the pressure rod is movably connected to the end face, opposite to the air inlet (11), of the wind shield (12).
6. The near-ground wind power plant of claim 1, wherein: the width of the wind wheel (3) is arranged along the length of the outer rotor (21) of the outer rotor generator (2) in an equal amount.
7. The near-ground wind power plant of claim 1, wherein: the center of the circular plate (31) is provided with a center hole (311) which is matched with the outer rotor (21) of the outer rotor generator (2) for installation, and the circular plate (31) is installed with the outer rotor (21) in a concentric circle mode through the center hole (311).
8. The near-ground wind power plant of claim 1, wherein: both side plate surfaces (312) of the circular plate (31) are provided with fan blades (32).
9. The near-ground wind power plant of claim 1, wherein: the fan blade (32) is of a curved surface structure, the curved surface of the fan blade (32) is perpendicular to the circular plate, and the chord opening of the curved surface and the circular plate (31) are radially arranged at 0-90 degrees, including 30 degrees, 45 degrees and 46 degrees.
10. The near-ground wind power plant of claim 1, wherein: and an air vent (321) is reserved between the fan blade (32) on the circular plate (31) and the outer rotor (21) shell of the outer rotor generator (2).
CN201922200182.8U 2019-12-10 2019-12-10 Near-ground wind power generation device Active CN211900873U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922200182.8U CN211900873U (en) 2019-12-10 2019-12-10 Near-ground wind power generation device

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Application Number Priority Date Filing Date Title
CN201922200182.8U CN211900873U (en) 2019-12-10 2019-12-10 Near-ground wind power generation device

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Publication Number Publication Date
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Application Number Title Priority Date Filing Date
CN201922200182.8U Active CN211900873U (en) 2019-12-10 2019-12-10 Near-ground wind power generation device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110792561A (en) * 2019-12-10 2020-02-14 王国霞 Near-ground wind power generation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110792561A (en) * 2019-12-10 2020-02-14 王国霞 Near-ground wind power generation device

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